Organic compound and organic electroluminescence device using the same

An organic compound of formula (1) or formula (2) below:

• wherein one of Q1 and Q2 represents formula (3) below:
• wherein X and Y are independently a divalent bridge selected from the group consisting of O, S, Se, NR4, CR5R6, and SiR7R9;
• R1 to R3 are independently absent, a hydrogen atom, a halide, a substituted or unsubstituted aryl group having 5 to 50 ring atoms, a substituted or unsubstituted heteroaryl group having 5 to 50 ring atoms, a substituted or unsubstituted arylamine group having 5 to 50 ring atoms, or a substituted or unsubstituted heteroarylamine group having 5 to 50 ring atoms;
• R4 is a hydrogen atom, a halide, a substituted or unsubstituted aryl group having 5 to 50 ring atoms, a substituted or unsubstituted heteroaryl group having 5 to 50 ring atoms, a substituted or unsubstituted arylamine group having 5 to 50 ring atoms, or a substituted or unsubstituted heteroarylamine group having 5 to 50 ring atoms;
• and R5 to R8 are independently a hydrogen atom, a halide, a substituted or unsubstituted alkyl group having 1 to 30 carbon atoms, a substituted or unsubstituted aryl group having 6 to 30 carbon atoms, a substituted or unsubstituted aralkyl group having 6 to 30 carbon atoms, or a substituted or unsubstituted heteroaryl group having 3 to 30 carbon atoms.