C11112331333132311331333133313331323133313332113313231323323231   >>    C1111233133313231133133313331333132313331333211331323132332323   <<    C11112331333132311331333133313331323133313332113313231323323233   >>      C11112331333132311331333133313331323133313332113313231323323232   >>