C312322331333132212111133133313331333131122233132313331322312331   >>    C31232233133313221211113313331333133313112223313231333132231233   <<    C312322331333132212111133133313331333131122233132313331322312333   >>      C312322331333132212111133133313331333131122233132313331322312332   >>