a5al b5al1 c5al13 d5al e5al1
zvbl1 0vbl13 1vbl 2vbl1 3vbl13
omcl13 pmcl qmcl1 rmcl13 smcl
dddl eddl1 fddl13 gddl hddl1
23dl1 33dl13 43dl 53dl1 63dl13