C1111133313331323223313331333133313231333132332131333133313111211131   >>    C111113331333132322331333133313331323133313233213133313331311121113   <<    C1111133313331323223313331333133313231333132332131333133313111211133   >>      C1111133313331323223313331333133313231333132332131333133313111211132   >>