Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: OCCOCCn1c(C2CCCN2c2nc(-c3ccc(F)cc3)cs2)nc2cc(C(F)(F)F)ccc21
b: CC(OC(=O)C1CC1C)C(=O)Nc1ncc(Cl)cc1Cl
c: CCc1nc(SCC(=O)N2CCN(c3ccccc3)CC2)c2oc3ccccc3c2n1
Answer: a
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}