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, or c without using any additional words.
Options:
a) Fc1ccc2c([C@@H]3C[NH2+]CC[C@@H]3F)c(-c3cccc4ccccc34)[nH]c2c1
b) Fc1ccc(-n2cc(C3CC[NH2+]CC3)c3cc(Cl)ccc32)cc1
c) CCC(=O)NC(=O)c1ccc(N)cc1CC[NH+](CC)CC
Answer: a, c
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}