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 O=C(c1csc2c1CCCC2)N1CCN(c2cccc(C(F)(F)F)c2)CC1
b O=c1[nH]c2ccc(NS(=O)(=O)c3ccc([N+](=O)[O-])cc3)cc2[nH]1
c CCCc1ccc(C(C)NC(=O)c2cnccn2)cc1
d COc1cccc(C2Nc3ccc4ccccc4c3C3=C2C(=O)CCC3)c1O
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}