Cluster structure 6 Genetic algorithms 6 Acetone 4 Acetone molecules 4 Aprotic 4 Aqueous phase 4 Cluster morphology 4 Concentration fluctuation 4 Crystal atomic structure 4 Density functional theory 4 Diffusive motions 4 Dynamical characteristics 4 Exchange process 4 Global optimization 4 Inner region 4 Irregular shape 4 Mesoscopics 4 Mixing process 4 Molecular dynamics 4 Molecular dynamics simulations 4 Molecules 4 Nano-second time domain 4 Polar cluster 4 Proton solvation 4 Proton transfer 4 Relative concentration 4 Silicon clusters 4 Solvation 4 Solvation shell 4 Structural motifs 4