Compound and organic light-emitting element comprising samee

A compound represented by the following Chemical Formula 1:

• wherein, in Chemical Formula 1:
• X is NR or S;
• Y is NR N O, or S;
• R and R′ are the same as or different from each other, and are each independently hydrogen, deuterium, a substituted or unsubstituted alkyl group, a substituted or unsubstituted silyl group, or a substituted or unsubstituted aryl group;
• L1 to L3 and L11, L22, and L33 are the same as or different from each other, and are each independently a direct bond, a substituted or unsubstituted arylene group, or a substituted or unsubstituted divalent heterocyclic group;
• R1 to R3 and R11, R22, and R33 are the same as or different from each other, and are each independently hydrogen, deuterium, a halogen group, a nitrile group, a substituted or unsubstituted silyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group;
• at least one of R1 to R3 is a substituted or unsubstituted carbazole group;
• at least one of R11, R22, and R33 is a substituted or unsubstituted silyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group;
• n1, n2, m1, and m2 are each an integer from 1 to 4;
• n3 and m3 are each an integer from 1 to 3;
• when n1 to n3 and m1 to m3 are each 2 or higher, substituents in the parentheses are each the same as or different from each other, and
• n1+m1 is 4 or less, n2+m2 is 4 or less, and n3+m3 is 3 or less.