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.) CC1CN(C(=O)c2cccs2)CC(C)O1
b.) COc1ccc(NS(=O)(=O)c2ccc3oc4ccccc4c3c2)cn1
c.) O=C1NC(=O)C2(CCCc3ccccc32)N1
d.) Cc1cc(C)c2nc(NCCCNC(=S)NCCCN(C)C)c(C#N)cc2c1
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}