hbond O  12 H  16 # 20 out of 20
hbond O  16 H  20 # 19 out of 20
hbond O  17 H  21 # 20 out of 20
hbond O  19 H  23 # 19 out of 20
hbond O  20 H  24 # 20 out of 20
hbond O  22 H  26 # 20 out of 20
hbond O  30 H  34 # 20 out of 20
hbond O  32 H  36 # 20 out of 20
hbond O  33 H  37 # 18 out of 20
hbond O  34 H  38 # 20 out of 20
hbond O  35 H  39 # 20 out of 20
hbond O  44 H  48 # 20 out of 20
hbond O  46 H  50 # 18 out of 20
hbond O  47 H  51 # 20 out of 20
hbond O  48 H  52 # 19 out of 20
hbond O  49 H  53 # 20 out of 20
hbond O  50 H  54 # 20 out of 20
hbond O  51 H  55 # 20 out of 20
hbond O  54 H  58 # 19 out of 20