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, d, or e without using any additional words.
Options:
(a) COc1ccc([C@@H](C)N[C@@H]2CC[C@@H](C(=O)C3CCC(NC(C)=O)(c4ccccc4)CC3)C(C)(C)C2)cc1
(b) Cc1nc2cnc(Oc3ccc(F)c4cccnc34)cc2c(=O)n1C[C@H]1CCCN(C(C)C)C1
(c) Fc1cc(C(CC2CNC2)Oc2ccccc2F)ccc1Cl
(d) COc1ccc2ncc(F)c(C(=O)CC34CCC(NCc5ccc6c(n5)NC(=O)CO6)(CC3)CO4)c2n1
(e) C[C@@H]1NC(c2cnccn2)=NC1(c1ccc(F)cc1)c1ccc(F)cc1.Cl
Answer: a, e
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-[(5S)-4,4-bis(4-fluorophenyl)-5-methyl-1,5-dihydroimidazol-2-yl]pyrazine;hydrochloride