Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: CCS(=O)(=O)C[NH2+][C@@H]1c2cc(C[NH3+])ccc2OC(C)(C)[C@H]1O
b: O=C1NCCN1CC[NH+]1CCC(c2cn(-c3ccc(CCO)cc3)c3ccc(Cl)cc23)CC1
c: C[C@H](O)c1cn(-c2ccc(F)cc2)c2ccc(Cl)cc12
d: CC([NH3+])C12CC3CC(CC(C3)C1)C2
e: CCN(CC)Cc1ccc2c(c1)CC[C@H](N1CCN(CCC3CCCCC3)CC1=O)C2
Answer: b, c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
(1S)-1-[5-chloranyl-1-(4-fluorophenyl)indol-3-yl]ethanol