Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] C/C(N)=N\C(=N/S(=O)(=O)c1ccc(Cl)cc1)N1C[C@H](c2ccccc2)C(c2ccc(Cl)cc2)=N1
[b] O=C1COc2ccc(CNC3CCN(CCN4C(=O)COc5ccc(NC(=O)C(F)(F)F)cc54)CC3)nc2N1
[c] CNc1cc(Nc2cnc(C#N)c(O[C@H](C)CN(C)C)n2)ncc1C(=O)OC
[d] C[NH+]1CC[NH+](CCCN2c3ccccc3Sc3ccc(Cl)cc32)CC1
Answer: c
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}
methyl 6-[[5-cyano-6-[(2R)-1-(dimethylamino)propan-2-yl]oxypyrazin-2-yl]amino]-4-(methylamino)pyridine-3-carboxylate