Task: Please answer the multiple choice question.
Question: Which molecules are not 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 other words.
Options:
a: C[C@H]1CN(c2nc(N3CCOCC3)c3ccc(-c4cccc(CNCCO)c4)nc3n2)C[C@H](C)O1
b: Cc1cc(-c2nc3c4c(ccc3o2)CCN(CCCSc2nnc(-c3ocnc3C)n2C)CC4)n(C)n1
c: COCc1cnc2n1C[C@H](c1cccc(F)c1F)CC[C@H]2NC(=O)N1CCC2(CC1)OC(=O)Nc1ncccc12
d: Fc1cc(C(Oc2ccccc2)C2CNC2)ccc1Cl
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}
2-[[3-[2-[(2S,6S)-2,6-dimethylmorpholin-4-yl]-4-morpholin-4-yl-pyrido[2,3-d]pyrimidin-7-yl]phenyl]methylamino]ethanol