Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (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) Cc1c(NC(=O)c2ccc(C(C)(C)C)cc2)cccc1-c1nc(Nc2ccc(C(=O)N3CCOCC3)cc2)c2nc[nH]c2n1
(b) NC(=O)c1ccc2[nH]ccc2c1
(c) Nc1nc(NC2CCOCC2)c2sc(-c3ccc(C(F)(F)F)cc3)cc2n1
(d) CC(C)[C@H](CO)Nc1nc(Nc2cccc(Cl)c2)c2ncn(C(C)C)c2n1
(e) Cc1nc(NC2CCCC2)sc1-c1ccnc(Nc2ccc(N3CCOCC3)cn2)n1
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}
4-N-(oxan-4-yl)-6-[4-(trifluoromethyl)phenyl]thieno[3,2-d]pyrimidine-2,4-diamine