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 or b without using any additional words.
Options:
(a) CS(=O)(=O)c1ccc(C(=O)N2CCN(c3ccc(OC4CCN(C5CCCC5)CC4)cc3)C(=O)C2)cc1
(b) C[C@H]1c2c([nH]c3ccc(C(F)(F)F)cc23)C[C@H]2CCN(CCC3(C(=O)O)CCOCC3)C[C@@H]21
Answer: b
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-[2-[(4aR,11R,11aS)-11-methyl-9-(trifluoromethyl)-1,3,4,4a,5,6,11,11a-octahydropyrido[4,3-b]carbazol-2-yl]ethyl]oxane-4-carboxylicacid