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 other words.
Options:
a. COc1ccc(C[C@@H]2c3cc(Oc4cc(C[C@@H]5c6cc(OC)c(OC)cc6CCN5C)ccc4O)c(OC)cc3CCN2C)cc1
b. CC(C)(C)NC(=O)[C@@H]1C[C@@H]2CCCC[C@@H]2C[NH+]1C[C@@H](O)[C@H](Cc1ccccc1)NC(=O)[C@H](CC(N)=O)NC(=O)c1ccc2ccccc2n1
c. C[NH+]1CC[NH+](CCCN2c3ccccc3Sc3ccc(C(F)(F)F)cc32)CC1
d. Fc1ccc2c(C3C[NH2+]CCC3F)c(-c3ccsc3)[nH]c2c1
e. COC(=O)C1=C(C)NC(C)=C(C(=O)OC(C)C)[C@H]1c1cccc2nonc12
Answer: a, b, c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
10-[3-(4-methylpiperazine-1,4-diium-1-yl)propyl]-2-(trifluoromethyl)phenothiazine