D11221123122332313113313113313231121133132213331322331311213221   >>    D1122112312233231311331311331323112113313221333132233131121322   <<    D11221123122332313113313113313231121133132213331322331311213223   >>      D11221123122332313113313113313231121133132213331322331311213222   >>