C11112331333132311331333133313331333132312323133313331322231312323331   >>    C1111233133313231133133313331333133313231232313331333132223131232333   <<    C11112331333132311331333133313331333132312323133313331322231312323333   >>      C11112331333132311331333133313331333132312323133313331322231312323332   >>