C1111133313331323223313331333133313231333132332131333133313221131311   >>    C111113331333132322331333133313331323133313233213133313331322113131   <<    C1111133313331323223313331333133313231333132332131333133313221131313   >>      C1111133313331323223313331333133313231333132332131333133313221131312   >>