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) CCN(CC)C(c1ccccc1)C(O)(c1cccnc1)c1cccnc1
(b) Fc1ccc2c(C3CNCC[C@H]3F)c(-c3cccc4ccccc34)[nH]c2c1
(c) CCNc1cc(C(F)(F)F)cc(COCC2(c3ccc(F)cc3)CCN(C)CC2)n1
(d) Cc1nc2ccccc2n1C1C[C@H]2CC[C@H](C1)N2CCC1(c2cccc(F)c2)CCN(C(=O)c2cc(S(=O)(=O)NC(C)C)c(F)cc2Cl)CC1
Answer: b
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}
6-fluoro-3-[(4R)-4-fluoropiperidin-3-yl]-2-naphthalen-1-yl-1H-indole