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: CCCc1c(O)nc(SCC(=O)NCc2ccco2)[nH]c1=O
b: COc1cc(NC(=O)c2cccs2)ccc1NC(=O)c1ccco1
c: CCN(CC)CCOC(=O)c1ccc(N/C=C(/C#N)c2nc(-c3ccc(OC)cc3)cs2)cc1
d: Brc1c(CSc2nc3ccccc3s2)nc2ncccn12
Answer: a, b, c
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}