The molecule is a sulfonamide in which the nitrogen is the piperidinyl nitrogen of a 2-(pyridin-3-yl)piperidin-1-yl group and the sulfonyl sulfur carries a 4-acetamidophenyl substituent. It is a sulfonamide, a member of acetamides, a member of piperidines and a member of pyridines.
N-[4-(2-pyridin-3-ylpiperidin-1-yl)sulfonylphenyl]acetamide