1. Combinatorial placement later exceeded quadratic solutions , both in quality and stability .
2. Combinatorial placement later outperformed Quadratic solutions , in both quality and stability .

yes

1. Baxter Aviation operated services between Vancouver Harbour Water Aerodrome and Nanaimo Harbour Water Aerodrome to Vancouver International Water Airport .
2. Baxter Aviation operated flights between Vancouver Harbour Water Aerodrome and Vancouver International Water Airport up to Nanaimo Harbour Water Aerodrome .

no

1. The chiral centers in pumiliotoxin 251D can give several stereoisomers of the compound . Only one form of the toxin is present in nature and has toxic properties .
2. The chiral centers in Pumiliotoxin 251D can create several stereoisomers of the connection : only one form of toxin is present in nature and has toxic properties .
yes