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In this task, you're given a paragraph from the research paper and your task is to generate a suitable title for the research paper based on the given paper. Under 100 words is a good title length.

166 Y. M. CHABRE AND R. ROY NH 2 HO HO HO HX XH XH HX X = O X = S X = NH Branched aliphatic scaffolds N NH 2 H 2 N NH 2 H 2 N N H NH 2 AB 2 system AB 3 systems Trivalent core Tetravalent core Branched aromatic scaffolds X X X X = COCl, CO 2 H Br, I, CH 2 OH Trivalent core X Y X X = OH, NH 2 , Br, I Y = COOH AB 2 system HO COOH OH HO AB 3 system X = COCl, CO 2 H, Br, I X X Tetravalent cores Cl Cl Cl Cl Cl Cl Hexavalent cores N HN N NH X X O OH HO OH HO OH Hexavalent core Br Br Br Br Br O AcO AcO O AcO OAc OAc O AcO O Br OAc 1) NaN 3 , 15-crown-5 26 R = Bn 27 R = Bz 28 R = H 11 23 24 25 Scheme 4. Synthesis of tetramannosylated pentaerythritol having an extended linker. 75 29 12 32 33 36 Scheme 5. Extended tetramannosylated clusters prepared by Touaibia et al. 76 X O AcO O AcO X = OorS O AcO AcO OAc AcO O AcO AcO AcO OAc O AcO AcO AcO OAc Co 2 (CO) 8 Dioxane, , several days X O AcO X O OAc X O OAc + X O AcO X O OAc X O AcO 66 (Major isomer: 84%) 67 (Major isomer: 16%) , 15-61% 29 64 65 Scheme 9. Cobalt-catalyzed cyclotrimerization of propargylated glycosides. 90 O RO O BzO BzO BzO OBz O AcO AcO AcO OAc O AcO AcO OAc AcO 92 93 94 95 93-95
Output:
DESIGN AND CREATIVITY IN SYNTHESIS OF MULTIVALENT NEOGLYCOCONJUGATES