C2212133313231331121111331333133313331333133313221123313331313321   >>    C221213331323133112111133133313331333133313331322112331333131332   <<    C2212133313231331121111331333133313331333133313221123313331313323   >>      C2212133313231331121111331333133313331333133313221123313331313322   >>