23.79
[]. Hiroto Yoshida, et al. Three-component coupling using arynes and DMF: straightforward access to coumarins via ortho-quinone methides. Chem Commun (Camb). 2 Aug 4;47(3):852-4.
H32+H32+H332
P26-P264-P27-P27-P28-P32+P352-P34+P34-P33-P362+P364-P5
GHS7