Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) COCc1c(C(=O)OC)nnn1-c1ccccc1
b.) Cc1c(C(=O)c2cccc([N+](=O)[O-])c2)c2ccccn2c1CCC#N
c.) COc1cc(C(c2sc3nc(C)nn3c2O)N2CC(C)OC(C)C2)cc(OC)c1OC
d.) COc1ccc(C2NC(=O)C(C)S2)cc1
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}