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 other words.
Options:
a CCCC(c1nnnn1C(C)(C)C)N1CCN(Cc2ccccc2OC)CC1.Cl
b NC(=O)COC(=O)c1ccccc1Oc1ccccc1
c COc1ccc(NC(=O)N2CCC(C(=O)c3ccc(F)cc3)CC2)cc1
d Cc1nnsc1S(=O)c1ccc(Cl)cc1
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}