0 B20R1.4277416 CC(C)(O)C(=O)NC1=CC(=C(C=C1)N(=O)=O)C(F)(F)F MCULE-6726517919 [0,0,0,0,0,0|0,0,4]=4 1 B21R1.497468 C[C@](O)(CBr)C(=O)NC1=CC=C(C(=C1)C(F)(F)F)[N+](=O)[O-] MCULE-5058118914 [0,1,0,0,0,0|0,0,2]=3