C111112111133131121133133313331333131333132322331333131211111133122321323311   >>    C11111211113313112113313331333133313133313232233133313121111113312232132331   <<    C111112111133131121133133313331333131333132322331333131211111133122321323313   >>      C111112111133131121133133313331333131333132322331333131211111133122321323312   >>