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, d, or e without using any additional words.
Options:
a: C=CCN(c1ccc(C(=O)N2CCN(c3ccc(F)cc3)CC2)cc1)S(C)(=O)=O
b: Cl.OC(COC(c1ccc(Cl)cc1)c1ccc(Cl)cc1)CN1CCN(c2ccccn2)CC1
c: Cn1c(=O)c2cc(S(=O)(=O)NCCC(=O)NCCc3ccc(Cl)cc3)ccc2n(C)c1=O
d: Cc1ccc(C(c2nnnn2C(C)(C)C)N2CCN(C3CCCC3)CC2)cc1
e: CC(C)Oc1cccc(C(=O)C2CCCN(C(=O)c3csnn3)C2)c1
Answer: b
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}