C111113331333132322331333133313331333133323223313311211111211111121321   >>    C11111333133313232233133313331333133313332322331331121111121111112132   <<    C111113331333132322331333133313331333133323223313311211111211111121323   >>      C111113331333132322331333133313331333133323223313311211111211111121322   >>