Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (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. COc1cc2[nH]c(-c3ccc(C)cc3)cc(=O)c2cc1OC
b. CC1(C)Cc2ccccc2-c2nnc(-c3ccc(O)cc3)n21
c. COc1ccc(C(=O)NCCc2nnc3ccc(SCC(=O)NCCc4ccc(OC)c(OC)c4)nn23)cc1
d. CCCCCCCCCCC[C@@H](C[C@@H]1OC(=O)[C@H]1CCCCCC)OC(=O)[C@H](CC(C)C)NC=O
e. CCN(CC)CCCN(C(C)=O)c1nc(-c2cc(OC)ccc2OC)cs1.Cl
Answer: e
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}