C31232233133313221211113313331311331333131323132313331323131321   >>    C3123223313331322121111331333131133133313132313231333132313132   <<    C31232233133313221211113313331311331333131323132313331323131323   >>      C31232233133313221211113313331311331333131323132313331323131322   >>