C13223313311212111133133313331333131212111113331333131121121132321   >>    C1322331331121211113313331333133313121211111333133313112112113232   <<    C13223313311212111133133313331333131212111113331333131121121132323   >>      C13223313311212111133133313331333131212111113331333131121121132322   >>