Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. CN1CCC[C@H](c2nc3ccccc3n2Cc2ccc(F)cc2)C1
b. NC1=N[C@@]2(CO1)c1cc(-c3cccnc3F)ccc1Oc1ncc(C3CCOCC3)cc12
c. CNC(=O)c1cccc(C2CCN([C@@H]3C[C@H]4OCC[C@@]4(C(=O)N4COc5ccc(C(F)(F)F)cc5C4)C3)CC2)c1
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}
(4S)-7'-(2-fluoropyridin-3-yl)-3'-(oxan-4-yl)spiro[5H-1,3-oxazole-4,5'-chromeno[2,3-b]pyridine]-2-amine