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 CC(Sc1ccc2ccccc2c1)C(=O)NC(N)=O
b CCOC(=O)c1[nH]c2ccccc2c1NC(=O)c1ccc2c(c1)OCO2
c O=S(=O)(c1ccc(Cl)cc1)N1CN2CCN(C2)C1
d O=C(N/N=C/c1cccc([N+](=O)[O-])c1)c1cccs1
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}