C111113331333132322331333133313331331121111121133133313331313232332321   >>    C11111333133313232233133313331333133112111112113313331333131323233232   <<    C111113331333132322331333133313331331121111121133133313331313232332323   >>      C111113331333132322331333133313331331121111121133133313331313232332322   >>