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, or c without using any other words.
Options:
a. Fc1ccc(N2CCN(C3=Nc4cccc5cccc3c45)CC2)cc1
b. COc1cc(NC(=O)C2CCCN(S(=O)(=O)c3ccc4c(c3)CCCN4C(C)=O)C2)cc(OC)c1
c. C=CCn1c(=O)[nH]c2cc(C(=O)N3CCN(c4cccc(Cl)c4)CC3)ccc2c1=O
Answer: b, c
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}