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(NCc1nnc(SCC(=O)N2CCOCC2)o1)c1ccccc1F
b CCS(=O)(=O)c1ccc2oc(SCC(=O)N3c4ccccc4CC3C)nc2c1
c Oc1ccc(/C=N/n2cc(-c3ccccc3)[nH]c2=S)cc1
d CCN(CC)CCn1c(SCC(=O)NCc2ccccc2)nc2c(sc3ccccc32)c1=O
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}