18.46
[1]. Masahiro Yamanaka, et al. Chiral Br?nsted acid catalyzed enantioselective Mannich-type reaction. J Am Chem Soc. 7 May ;19(1):6756-64.

H6-H15-H19-H5
P1-P-P4-P41-P4-P4-P61-P64-P71-P8-P+P5-P4+P4-P6+P64-P7+P78-P45-P51
GHS,GHS7
71
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