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, or c without using any additional words.
Options:
a. COC(=O)Cc1ccc(OC(=O)c2cccc(S(=O)(=O)N3CCN(C)CC3)c2)cc1
b. Cn1c(=O)c2c(nc(Br)n2CC(=O)c2cccs2)n(C)c1=O
c. C=CCOc1c(Br)cc(CNc2ccc3[nH]c(=O)[nH]c3c2)cc1OCC
Answer: a, b, c
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}