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, c, or d without using any additional words.
Options:
a: Cc1ccc(C)c(N2CCN(C(=O)c3ccc(CS(=O)Cc4ccc(Cl)cc4)o3)CC2)c1
b: O=C(COC(=O)c1cncc(Br)c1)NCc1ccc(Cl)cc1
c: Cc1ccc(NCCNc2ccc(C)cc2)cc1
d: Cc1cc(Cl)ccc1OCC(O)CN1C(C)CCCC1C.Cl
Answer: 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}