C23221211113313331233133313331323133313231123313231333131133112121   >>    C2322121111331333123313331333132313331323112331323133313113311212   <<    C23221211113313331233133313331323133313231123313231333131133112123   >>      C23221211113313331233133313331323133313231123313231333131133112122   >>