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. CCCCCN(C(=O)CCC(=O)OCC(=O)N1CCCCC1C)c1c(N)n(CCCC)c(=O)[nH]c1=O
b. Cc1cc(=O)[nH]c2ccc(Cl)cc12
c. COc1ccc(NC(=O)[C@@H]2CCCN2C(=O)c2cccs2)cc1S(=O)(=O)N1CCCCC1
d. CC1CN(C(=S)Nc2cccc([N+](=O)[O-])c2)CC(C)O1
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}