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 additional words.
Options:
(a) O=C(CCc1ccccc1)OCCOC(=O)CCc1ccccc1
(b) Cc1ccc(-n2c3nc(=O)[nH]c(=O)c-3cc3cc([N+](=O)[O-])ccc32)cc1
(c) CC(=O)NC(C)(CC(=O)c1ccccc1)c1ccccc1
(d) CCOC(=O)N1CCN(C(=O)CN(c2ccc(OC)cc2)S(C)(=O)=O)CC1
Answer: a, 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}