Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a O=C(CCCc1ccccc1)NCc1cn2ccsc2n1
b COc1ccc(OC)c(CCNC(=O)CCn2nc(C)c3c(C)n(-c4ccccc4)nc3c2=O)c1
c O=c1c2sccc2nc(SCc2ccc([N+](=O)[O-])cc2)n1Cc1ccccn1
d COc1ccc(S(=O)(=O)N2CCOCC2)cc1NC(=O)c1ccncc1
Answer: a, b, 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}