Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a O=C(Nc1ccc(C(=O)N2CCN(c3ccc(F)cc3)CC2)cc1)C1=CSCCO1
b CCC(C)NS(=O)(=O)c1ccc(OCC(=O)N2CCCCC2)cc1
c Cc1ccc(NC(=S)NNC(=O)c2cn(C)nc2C)cc1
d C=CCn1c(=S)[nH]c2cc(C(=O)Nc3ccc(OC)c(OC)c3)ccc2c1=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}