Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a CN(Cc1cnn(Cc2ccccc2)c1)C(=O)c1cccc(S(=O)(=O)N2CCOCC2)c1
b Cl.O=c1c(-c2ccccc2)c(O)nc(SCCN2CCOCC2)n1-c1ccccc1
c Cc1cccc(NC(=S)NCCSc2ccc(Cl)cc2)c1
d CCCCCc1c(C)nc(Nc2ccc(F)cc2)[nH]c1=O
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}