Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] O=C([C@@H]1C[C@H](N2CCN(c3ncccn3)CC2)CN1)N1CC(F)C1
[b] Cc1ncoc1-c1nnc(SCCCN2CC3CC3(c3ccccc3C(F)(F)F)C2)n1C
[c] COc1ccc(CCN2C[C@H](CNC(=O)c3cccc(Cl)c3)[C@@H](c3ccc(OC)cc3)C2)cc1
[d] Cc1ncoc1-c1nnc(SCCCN2CC[C@]3(C[C@H]3c3ccc(F)cc3C(F)(F)F)C2)n1C
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}
(3-fluoroazetidin-1-yl)-[(2S,4S)-4-(4-pyrimidin-2-ylpiperazin-1-yl)pyrrolidin-2-yl]methanone