4-12-00-03381 (Beilstein Handbook Reference) 6957-69-3 BRN 2741379 Methanesulfonamide, N-(2-fluorenyl)- Methanesulfonamide, N-9H-fluoren-2-yl- (9CI) N-(2-Fluorenyl)methanesulfonamide N-(Methylsulfonyl)-2-aminofluorene NSC 65936