C111113331333132322331333133313331323132322233231323133313231331123232321   >>    C11111333133313232233133313331333132313232223323132313331323133112323232   <<    C111113331333132322331333133313331323132322233231323133313231331123232323   >>      C111113331333132322331333133313331323132322233231323133313231331123232322   >>