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 additional words.
Options:
a O=C1/C(=C/c2cccc([N+](=O)[O-])c2)CCc2ccccc21
b CC1C(=O)N2CCCc3cc(NS(=O)(=O)c4ccccc4)cc1c32
c Cc1ccc(Cn2nnnc2CN2CCC(O)(c3cccnc3)CC2)cc1.Cl
d CCC1CCCCN1c1nc(-c2ccncc2)nc2ccccc12
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}