Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) CCS(=O)(=O)N1CCN(C(=O)CC(C)C)CC1
b.) COc1ccc(C)cc1NCc1cc(=O)oc2cc(-c3ccccc3)c(O)cc12
c.) O=C(Nc1ccc(F)c(Cl)c1)C1CC(=O)N(Cc2ccco2)C1
d.) O=c1[nH]c(/C=C/c2cccc([N+](=O)[O-])c2)c([N+](=O)[O-])c(=O)[nH]1
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}