Task: Please answer the multiple choice question.
Question: Which molecules are not absorbed from the human gastrointestinal system?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) C#C[C@@]1(O)CC[C@@H]2[C@@H]3CCc4cc(OC)ccc4[C@@H]3CC[C@@]21C
b.) O=C(O)[C@H](CCc1ccccc1)N[C@@H]1CCCN2CCC[C@@H](C(=O)O)N2C1=O
c.) CCc1cccc2c1N[C@@H]1[C@H]2CCOC1(CC(=O)O)CC(=O)O
Answer: b
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}