Task: Please answer the multiple choice question.
Question: Which molecules are absorbed from the human gastrointestinal system?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. CCNC[C@H](C)c1cccc(C(F)(F)F)c1
b. O[C@](CCN1CCCCC1)(c1ccccc1)[C@@H]1C[C@H]2C=C[C@H]1C2
c. OCCN(CCO)c1nc(N2CCCCC2)c2nc(N(CCO)CCO)nc(N3CCCCC3)c2n1
Answer: a, b, c
Task: Please answer the multiple choice question.
Question: Which molecules are {absorption_HIA_Hou#not &NULL}{absorption_HIA_Hou__names__adjective}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%absorption_HIA_Hou%}
Answer: {%multiple_choice_result}