C111113331333132322331333133313331331121111121133131323132312321   >>    C11111333133313232233133313331333133112111112113313132313231232   <<    C111113331333132322331333133313331331121111121133131323132312323   >>      C111113331333132322331333133313331331121111121133131323132312322   >>