Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: Cc1cccc(C)c1NC(=O)[C@H]1CCCC[NH+]1CC1CC1
b: CC(C)(C)N1CCC(c2ccccc2)(c2ccccc2)CC1
c: Fc1ccc2c([C@@H]3C[NH2+]CC[C@@H]3F)c(C3CCCCCC3)[nH]c2c1
d: N#Cc1ccc(Cn2cncc2C[NH+](CC[NH+]2CC[NH2+]CC2)[C@@H]2CCN(Cc3cccc(Cl)c3)C2=O)cc1
Answer: a, 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}
1-tert-butyl-4,4-di(cyclohexa-1,3,5-trien-1-yl)piperidine