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. O=C1CC2c3ccccc3C1C1C(=O)N(CCO)C(=O)C21
b. CSc1nc(C)cc(SC(C(C)=O)C(=O)Nc2ccccc2)n1
c. COc1cccc(NC(=O)CN(C)C(=O)c2c(C)nn(-c3ccccc3)c2Cl)c1
d. C=CCn1c(N)cc(=O)nc1SCC(=O)Nc1cccc2ccccc12
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}