Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CCOC(=O)N1CCC(CN2CC[C@H](NC(=O)c3cc(Cl)c(N)cc3OC)[C@H](OC)C2)CC1
b. Cc1cnc(Nc2ccc(N3CCN(C)CC3)cc2)nc1Nc1cccc(S(=O)(=O)NC(C)(C)C)c1
c. N#Cc1ccc(S(=O)(=O)NCCN2CC3CN(CCc4ccccc4F)CC(C2)O3)cc1
d. CC(C)N(C)[C@@H]1CC[C@H](N2CC[C@H](NC(=O)c3cccc(C(F)(F)F)c3)C2=O)[C@H](CS(=O)(=O)C(C)C)C1
Answer: a
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}
ethyl 4-[[(3R,4S)-4-[(4-amino-5-chloro-2-methoxybenzoyl)amino]-3-methoxypiperidin-1-yl]methyl]piperidine-1-carboxylate