Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a.) Cc1ccc(C(=O)Oc2cc(C)[nH]c(=O)c2[N+](=O)[O-])cc1
b.) O=C(O)/C=C\C(=O)O.c1ccc(C(OCCN2CCN(c3ncccn3)CC2)c2ccccc2)cc1
c.) Cc1[nH]c(=O)[nH]c(=O)c1S(=O)(=O)N1CCN(c2ccccc2F)CC1
Answer: b
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}