C313331311233133313112331333132313331323132322331333133313131231   >>    C31333131123313331311233133313231333132313232233133313331313123   <<    C313331311233133313112331333132313331323132322331333133313131233   >>      C313331311233133313112331333132313331323132322331333133313131232   >>