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, or d without using any other words.
Options:
a.) CCN1C(=S)N[C@@H](CCc2ccccc2)[C@H](C(=O)OC)[C@H]1C
b.) CC(C)O/N=C1\C(=O)N(c2ccccc2)c2ccccc21
c.) CCOc1cc2[nH]c(=S)n(CC3CCCO3)c(=O)c2cc1OCC
d.) Cc1n[nH]c(C)c1S(=O)(=O)N1CCCCCC1
Answer: a, b, c, d
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}