Task: Please create a SMILES based on the description below.
Description: The molecule is an organic phosphonate having O-1-carboxyvinyl and C-carboxy substituents. It is an organic phosphonate and a phosphonic ester. It is a conjugate acid of a 1-carboxylatovinyl carboxylatophosphonate(3-).
Result: C=C(OP(=O)(O)C(=O)O)C(=O)O
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: {description#}
Result: {SMILES#}
C=C(OP(=O)(O)C(=O)O)C(=O)O
2-[carboxy(hydroxy)phosphoryl]oxyprop-2-enoicacid
The molecule is an organic phosphonate having O-1-carboxyvinyl and C-carboxy substituents. It is an organic phosphonate and a phosphonic ester. It is a conjugate acid of a 1-carboxylatovinyl carboxylatophosphonate(3-).