Amine compound and use thereof for medical purposes

An amine compound represented by the following formula (I)

• wherein
• R1 is a hydrogen atom or P(═O)(OH)2,
• V is a C1-4 alkylene or a C2-4 alkenylene,
• R2 is a hydrogen atom, or a C1-4 alkyl optionally substituted by a hydroxy group or a halogen atom,
• R3 and R4 are the same or different and each is a hydrogen atom or a C1-4 alkyl,
• X is a single bond, an oxygen atom, a sulfur atom, methylene, —CO—, —SO—, —SO2— or —NR5—
• wherein R5 is a hydrogen atom or a C1-4 alkyl optionally having substituent(s),
• A1 and A2 are the same or different and each is a single bond, an oxygen atom, a sulfur atom, —CO—, —SO—, —SO2— or —NR6— wherein R6 is a hydrogen atom, a C1-6 alkyl optionally having substituent(s), a C1-7 acyl optionally having substituent(s) or a C2-7 alkoxycarbonyl,
• Y is C═O,
• B1 and B2 are the same or different and each is a single bond, a C1-10 alkylene optionally having substituent(s), a C2-10 alkenylene optionally having substituent(s) or a C2-10 alkynylene optionally having substituent(s),
• C1 and C2 are the same or different and each is a hydrogen atom, a halogen atom, a C6-10 aryl optionally having substituent(s), a heteroaryl with 5 to 10 ring-constituting atoms optionally having substituent(s), which contains 1 or 2 nitrogen atoms, 1 or 2 oxygen atoms or 1 or 2 sulfur atoms as the ring-constituting atom(s), a C3-7 cycloalkyl optionally having substituent(s), which is optionally fused with benzene optionally having substituent(s), or a heterocycloalkyl with 5 to 7 ring-constituting atoms optionally having substituent(s), which contains 1 or 2 nitrogen atoms or 1 or 2 oxygen atoms as the ring-constituting atoms, and is optionally fused with benzene optionally having substituent(s),
• D is a hydrogen atom, a halogen atom or a C1-4 alkyl optionally having substituent(s),
• m is 0 or 1, and
• n is 0 or 1,
• or a pharmaceutically acceptable acid addition salt thereof.