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 additional words.
Options:
a O=C(CN1CCCC1)Nc1ccc(NC(=O)Nc2ccccc2)cc1
b O=C(C1CCCN(CCCc2ccccc2)C1)N1CCCCCC1.O=C(O)C(=O)O
c COCCCn1c(=O)/c(=C\c2ccccc2OC(C)C)s/c1=C(/C#N)C(=O)Nc1ccc(C(=O)O)cc1
d Nc1nc(/C=C/c2cccnc2)nc(-c2ccccc2O)n1
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}